用动词正确形式填空：be ( are, am, is)
1. I_____ (be) doing homework now.
2. Mike and John ______ (be) drawing pictures.
3. Amy ____ (be) reading a book.
4. We are __________ (write) an e—mail.
5. Zhang Peng is _________ (listen) to music.
6. They _____ (be) _____________ (answer) the phone.

改错题。
1. I have two big ear. ________ 改为________
2. These are my hand. _______应改为_______
3. My nose are small. _______应改为_______
4. These are my hand. _______应改为_______

Where_____my socks? （  ）

A．am

B．is

C．are

This my living room.   (    )

A．is

B．am

C．are

There_____ a zoo there before, but there is one now. （  ）

A．wasn’t

B．weren’t

C．didn’t